Annual report pursuant to Section 13 and 15(d)

Income Taxes - Income Tax Provision (Benefit) for Continuing Operations Computed Using Federal Statutory Income Tax Rate (Detail)

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Income Taxes - Income Tax Provision (Benefit) for Continuing Operations Computed Using Federal Statutory Income Tax Rate (Detail) - USD ($)
$ in Thousands
12 Months Ended
Jan. 31, 2023
Jan. 31, 2022
Income Tax Disclosure [Abstract]    
Statutory U.S. federal tax rate (21%) $ (2,436) $ (1,563)
State taxes, net of federal tax benefit (127) (6)
Losses not benefitted (939) 1,593
Non-deductible stock compensation expense 154 292
Other non-deductible items 353 (642)
Innovative technology and development incentive (206) (264)
Foreign tax rate differential (51) 70
Expiration of federal tax credits 1,145 1,179
Goodwill impairment 1,911  
Current fiscal year impact of FIN 48   (674)
Income tax benefit $ (196) $ (15)